Treatment of the following conditions caused by bacteria sensitive to doxycycline: Dogs: Rhinitis caused by Bordetella bronchiseptica and Pasteurella spp.; Bronchopneumonia caused by Bordetella spp. and Pasteurella spp.; Interstitial nephritis caused by Leptospira spp. Cats: (50mg tablets) Respiratory infections caused by Bordetella bronchiseptica, Chlamydophila felis and Pasteurella spp. Active substance: doxycycline as doxycycline hyclate